“If I were you, I’d stop smoking,” she said to her brother.. “If you happen to be in our area, drop in and see us,” they said.[r]
Trang 1UNIT 7: WORLD POPULATION Complete each of the sentences with the correct form of the verb in the box.
increase expect decrease reach limit
raise control populate support freeze
1 North America was once widely by Native American tribes
2 The world’s population is to be over 7 billion by 2010
3 The population has from 1.2 million to 1.8 million
4 Water at OoC
5 Parents should what their kids watch on television
6 The number of new students from 210 to 160 this year
7 My family have been sheep for over 60 years
8 How can we our families on such low wages?
9 Profits are expected £2 billion this year
10 The role that women could play was socially
Fill in the blank with a suitable word to complete the passage.
China is the most populous country of the world Its (1) is approximately 1.3 billion people, which is almost 22% of the (2) population The population density is high in the southeast: 43 percent of the land contains most of its population A quarter of the population (3) China is in the middle and lower parts of the Yangtze River, and the population density (4) 663 people per square kilometer Shanghai is China’s largest city, (5) population density reaches 2,upload.123doc.net people per square kilometer
China’s population growth rate has (6) in the past years, although its population is still increasing In the 1970s, the government started to implement birth (7) programs to the people: late marriage, late childbearing, a one-child family, and a four-year period between two (8) in
the countryside where each couple may have more than one child, According to the report of Major Figures
of Population of China, the annual growth rate of China’s population (9) from 25.83% (in
1070) down to 11.21% (in 1994) and to 8.77% (in 1999) in the past 20 years This should be (10) a great success
Underline the best answers.
1 If you have left/ left home before I get there, I will/ would meet you at the airport.
2 How will/ would your father react if you leave/ left school?
3 If you will go/ go to England next month, you will/ must drive on the left.
4 Were/ Was I your doctor, I’d insist that you stop smoking.
5 You may/ might be sorry if you spend/ spent all your money.
6 Will/ Can I use your computer, if I am/ were careful?
7 Will/ Would people be able to fly if they have/ had feathers instead of hair?
8 If anyone should/ might call, would you please take a message?
9 If your mother is/ were here, I’m sure she won’t/ wouldn’t let you eat
all those chocolates
10 Were they not/ Weren’t they rich, they couldn’t have gone to the USA
for their holiday
Complete the sentences using one of the following pairs of verbs Use the past unreal conditional.
consider - be go - invite not promote – leave know - go.
get - not have find - drive know - not take hit - not pull
drive - not happen grow up - learn
1 If you , you the firm?
2 I to the party last night if I
3 If I your father was in hospital, I to visit him
4 They a better hotel if they a few more kilometers
5 If I how difficult the job was, I it
6 I’m sure we lost if we a map
7 If you more carefully, the accident
8 If you in Japan, you Japanese
9 I taking the job if the salary higher
10 The child by a car if her mother her out of the street
Trang 2Put the verb into the correct form.
1 If the earth suddenly (stop) spinning we all (fly) off it.
2 If you (smoke) in a non-smoking compartment the other passengers
(object).
3 (your parents/ not/ be) proud if they could see you now?
4 If she (not/ fail) one of her final exams she wouldn’t have had to spend part of the
summer in college
5 I’ll lend you War and Peace if I (finish) it before you go on holiday.
6 If we (work) all night we (finish) in time; but we have no intention of
working all night
7 If you had worked harder, you (pass) your final exam.
8 If you want to learn a musical instrument, you (practise).
9 There have been a lot of thefts from cars in the city center If you
(leave) your car there, (not leave) any valuable in it.
10 I don’t have enough money to buy that house But if I (have) more money, I (buy) it.
11 I got wet because I didn’t take my umbrella However, I (not/ get) wet if I (remember) to take my umbrella with me.
12 I’m broke, but I (have) plenty of money now if I (not/ spend) so much
yesterday
13 Tom’s hobby is collecting stamps from all over the world If he (travel) to a new country,
he (spend/ always) time looking for new stamps.
14 I’m doing the test very well now I (not/ do) the test well if I (not/ revise)
thoroughly last night
15 (you/ take) that job if you (know) that you had to work nights?
Using the given information, make conditional sentences Use if.
16 I don’t ride the bus to school every morning because it’s always so crowded
17 The schoolchildren sowed some seeds, but they forgot to water them so they didn’t grow
18 Stop talking or you won’t understand the lesson
19 The wind is blowing hard, so we won’t take the boat out for a ride
20 Carol didn’t answer the phone because she was studying
21 I feel better now because you talked to me about my problems yesterday
22 Because I don’t have enough free time, I can’t help my mother with the housework
23 Rita is exhausted today because she didn’t get any sleep last night
24 I didn’t prepare for today’s lesson: So it is difficult for me to understand the teacher’s explanation
25 I don’t want them to be upset, so I’ve decided not to tell them what happened
26 Martin failed his driving test last week because he was very nervous
27 Go’ right now or you’ll be late for the train
28 Sally doesn’t know what she has to do for homework because she was absent from school on Friday
29 Olga and Ivan weren’t paying attention, so they didn’t see the sign marking their exit from the highway
30 Paulo is working on two jobs right now, so he doesn’t have time to help you with your remodeling
Trang 3Change the following conditional sentences into reported speech.
31 “If I had any money I’d buy you a drink,” she said to me
32 “If I catch the plane I’ll be home by five” he said
33 “You should stay in bed if you feel unwell.” my mother said
34 “What would you do if you were having a problem with grammar, Jane?” Anne asked
35 “If I’d had my mobile yesterday, I could have contacted you,” Matthew said
36 “If I were you, I’d stop smoking,” she said to her brother
37 “If you happen to be in our area, drop in and see us,” they said
38 “If the baby is a girl what will they call her?” he wondered
39 “If I don’t practise my English I won’t get any better,” she said
40 “If you press this switch, the computer comes on,” he said to his students
41 “I’d have been in bad trouble if Jane hadn’t helped me,” he said
42 “If you have time, wash the floor,” he said
43 “If the door is clocked what shall I do?” she asked
44 “If we had a calculator, we could work this out a lot quicker,” they said
45 “If you don’t apologize, I’ll never speak to you again.” he said
Complete the second sentence so that it has a similar meaning to the first.
46 Jack was late to the meeting because his watch was slow
→ If
47 Heinrich regret not having gone to art school when he was younger
→ Heinrich wishes
48 We don’t live in a big city, so we can’t easily get access to the Internet
→ If
49 “If your job is so bad, why don’t you leave?” she said
→ She
50 I used my calculator; otherwise I’d have taken longer
→ Had _
51 “If my car was working I would drive you to the station,” Tom said to his mother
→ Tom told
52 Speak to her only if she speaks to you first
→ Don’t
53 If I weren’t in my 70s and rather unfit, I might consider taking up squash
→ Were
54 “What will you do if you miss your plane?” she asked
→ She asked _
55 Return the product to the shop if you have any complaints about it
→ If there _